If the tooth is loose it is always better to go to the dentist and get it pulled out as that way you are sure that tooth has come out  as a whole and no part is left. Some times when the tooth comes out its self some part is left which causes problem afterwards. For more info on wisdom tooth you can visit the following link on our web site.....http://www.identalhub.com/articlecategory-wisdom-teeth-47.aspx